CN206074107U - A kind of vehicle dynamic weighing analyser based on piezoelectric signal - Google Patents
A kind of vehicle dynamic weighing analyser based on piezoelectric signal Download PDFInfo
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- CN206074107U CN206074107U CN201621132972.7U CN201621132972U CN206074107U CN 206074107 U CN206074107 U CN 206074107U CN 201621132972 U CN201621132972 U CN 201621132972U CN 206074107 U CN206074107 U CN 206074107U
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- piezoelectric
- cavity
- dynamic weighing
- interface
- vehicle dynamic
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Abstract
The utility model discloses a kind of vehicle dynamic weighing analyser based on piezoelectric signal, including housing and bonnet, the housing fastens to form an airtight cavity with bonnet, MCU module (11), piezoelectric transducer measuring circuit (12,13,14) and coil checker (15) are provided with the cavity, the piezoelectric transducer measuring circuit and coil checker are connected with MCU module respectively.A kind of vehicle dynamic weighing analyser based on piezoelectric signal described in the utility model, the device overall volume are little, long service life, and measuring accuracy is high, and good stability, as the nucleus equipment of vehicle dynamic weighing system, greatly reduces production cost.
Description
Technical field
This utility model is related to the field of weighing, and in particular to a kind of vehicle dynamic weighing analyser based on piezoelectric signal.
Background technology
Road, the construction of bridge and maintenance are the important component parts of a national basis facility, in nation-building and people
The people's livelihood is played an important role in living.With developing rapidly for China's construction of road and bridge, to road, the maintenance of bridge and management gradually
Become a great system engineering, how systematization, scientific being managed to existing road, bridge also become intelligence
One important branch of field of traffic.According to road, the existing designed capacity of bridge, management regulation driving vehicle effectively administers car
Overload, excess weight problems, it is not only closely bound up with road and bridge service life, and directly affect the operation security of road, bridge.
Traditional vehicle weighing system includes static weighing system and dynamic weighing system, and wherein dynamic weighing system is main
There are weighting platform formula dynamic electron weighing apparatus, bended plate type dynamic weighing system.Traditional dynamic weighing system production cost is high, overall volume compared with
Greatly, service life is short and engineering construction amount, maintenance are big, when high speed dynamic weighing is applied to, there is certain potential safety hazard.
Utility model content
In consideration of it, the purpose of this utility model is to provide a kind of vehicle dynamic weighing analyser based on piezoelectric signal.
The purpose of this utility model realized that by former technical scheme a kind of vehicle based on piezoelectric signal is dynamic
Weigh analyser, including housing and bonnet, the housing fastens to form an airtight cavity with bonnet, is provided with the cavity
MCU module, piezoelectric transducer measuring circuit and coil checker, the piezoelectric transducer measuring circuit and coil checker
It is connected with MCU module respectively.
Further, the MCU module is arranged at the right lateral side of cavity, and the piezoelectric transducer measuring circuit is arranged at chamber
The forward right side of body, the coil checker are arranged at the front left side of cavity.
Further, also include the coil checker interface being connected with coil checker, the coil checker interface is arranged
In the left side of the front side wall of cavity.
Further, the piezoelectric type traffic sensor interface being connected with piezoelectric transducer measuring circuit, the pressure are also included
Electric-type traffic sensor interface is set in turn in the right side of the front side wall of cavity from left to right.
Further, also include the temperature sensor interface arranged near coil checker interface.
Further, also including power interface, serial ports and Ethernet interface, the power interface, serial ports and Ethernet interface from
After left-to-right is set in turn in cavity rear wall.
As a result of aftermentioned technical scheme, this utility model has the advantages that such as front：
A kind of vehicle dynamic weighing analyser based on piezoelectric signal described in the utility model, the device overall volume
Little, long service life, measuring accuracy are high, and good stability, as the nucleus equipment of vehicle dynamic weighing system, greatly reduces life
Produce cost.
Description of the drawings
In order that the purpose of this utility model, technical scheme and advantage are clearer, before will combine accompanying drawing to this practicality
It is new to be described in further detail, wherein：
Fig. 1 is two track piezoelectric type vehicle dynamic weighing analyser interface diagrams；
Fig. 2 is two track piezoelectric type vehicle dynamic weighing analyser internal structure schematic diagrams.
Specific embodiment
Accompanying drawing will be combined in the past, and preferred embodiment of the present utility model was described in detail；It should be appreciated that it is preferred that real
Example is applied only for illustrating this utility model, rather than in order to limit protection domain of the present utility model.
As shown in Figure 1, 2, a kind of vehicle dynamic weighing analyser based on piezoelectric signal, including housing and bonnet, it is described
Housing fastens to form an airtight cavity with bonnet, and MCU module 11, piezoelectric transducer measuring circuit are provided with the cavity
12nd, 13,14 and coil checker 15, the piezoelectric transducer measuring circuit and coil checker are connected with MCU module respectively.
MCU module, using STM32F4 series monolithics, possesses higher processing speed, with generation pumping signal, adopts
Collection sensor frequency, data packing function.Piezoelectric transducer measuring circuit, for measuring piezoelectric transducer data, and handle is adopted
The data for collecting pass to MCU module and are processed.The signal that coil is passed back is adjusted by coil checker by amplifying circuit
Reason, is then acquired by MCU.
In the present embodiment, in order that each arrangement of parts is compact, reduce device volume, the MCU module is arranged at chamber
The right lateral side of body, the piezoelectric transducer measuring circuit are arranged at the forward right side of cavity, and the coil checker is arranged at chamber
The front left side of body.
Further, the analyser also includes：
The coil checker interface 1,2 being connected with coil checker, before the coil checker interface is arranged at cavity
The left side of side wall；Coil checker interface, receives the Coil Detector signal in two tracks respectively, and the signal can be used to distinguish different
Vehicle, specifies number of vehicles.
The piezoelectric type traffic sensor interface 4,5,6,7 being connected with piezoelectric transducer measuring circuit, the piezoelectric type are handed over
Logical sensor interface is set in turn in the right side of the front side wall of cavity from left to right；4 passage piezoelectric transducers can be received to collect
Piezoelectric signal.
Near the temperature sensor interface 3 that coil checker interface is arranged；Receive the temperature signal that temperature sensor is measured.
Power interface 8, serial ports 9 and Ethernet interface 10, the power interface, serial ports and Ethernet interface are from left to right successively
After being arranged at cavity rear wall.Power interface connection power supply is powered for analyser.Serial ports, Ethernet network interface, provide for analyser
Two kinds of interfaces externally transmit result.
This utility model, can be right by arranging piezoelectric transducer measuring circuit, coil checker and temperature sensor
After the piezoelectric signal that collects, temperature signal, coil signal are analyzed, can dynamic calculate by the speed of vehicle, weight,
Speed, the number of axle, wheelbase information.
Later described is only preferred embodiment of the present utility model, is not limited to this utility model, it is clear that this area
Technical staff this utility model can be carried out it is various change and modification without deviating from spirit and scope of the present utility model.This
Sample, if these modifications of the present utility model and modification belong to this utility model claim and its equivalent technologies scope it
Interior, then this utility model is also intended to comprising these changes and modification.
Claims (6)
1. a kind of vehicle dynamic weighing analyser based on piezoelectric signal, it is characterised in that：Including housing and bonnet, the housing
Fasten to form an airtight cavity with bonnet, be provided with the cavity MCU module (11), piezoelectric transducer measuring circuit (12,
13rd, 14) it is connected with MCU module with coil checker (15), the piezoelectric transducer measuring circuit and coil checker respectively.
2. the vehicle dynamic weighing analyser based on piezoelectric signal according to claim 1, it is characterised in that：The MCU
Module is arranged at the right lateral side of cavity, and the piezoelectric transducer measuring circuit is arranged at the forward right side of cavity, the coil inspection
Survey the front left side that device is arranged at cavity.
3. the vehicle dynamic weighing analyser based on piezoelectric signal according to claim 1, it is characterised in that：Also include with
The coil checker interface (1,2) of coil checker connection, the coil checker interface are arranged at a left side for the front side wall of cavity
Side.
4. the vehicle dynamic weighing analyser based on piezoelectric signal according to claim 1, it is characterised in that：Also include with
The piezoelectric type traffic sensor interface (4,5,6,7) of piezoelectric transducer measuring circuit connection, the piezoelectric type traffic sensor
Interface is set in turn in the right side of the front side wall of cavity from left to right.
5. the vehicle dynamic weighing analyser based on piezoelectric signal according to claim 3, it is characterised in that：Also include leaning on
The temperature sensor interface (3) that near line circle detector interface is arranged.
6. the vehicle dynamic weighing analyser based on piezoelectric signal according to claim 1, it is characterised in that：Also include electricity
Source interface (8), serial ports (9) and Ethernet interface (10), the power interface, serial ports and Ethernet interface are set gradually from left to right
After cavity rear wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621132972.7U CN206074107U (en) | 2016-10-18 | 2016-10-18 | A kind of vehicle dynamic weighing analyser based on piezoelectric signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621132972.7U CN206074107U (en) | 2016-10-18 | 2016-10-18 | A kind of vehicle dynamic weighing analyser based on piezoelectric signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206074107U true CN206074107U (en) | 2017-04-05 |
Family
ID=58442690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621132972.7U Expired - Fee Related CN206074107U (en) | 2016-10-18 | 2016-10-18 | A kind of vehicle dynamic weighing analyser based on piezoelectric signal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206074107U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109297575A (en) * | 2018-09-27 | 2019-02-01 | 招商局重庆交通科研设计院有限公司 | A kind of vehicle dynamic weighing system of piezoelectric type |
-
2016
- 2016-10-18 CN CN201621132972.7U patent/CN206074107U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109297575A (en) * | 2018-09-27 | 2019-02-01 | 招商局重庆交通科研设计院有限公司 | A kind of vehicle dynamic weighing system of piezoelectric type |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170405 Termination date: 20211018 |